| Idioplaninae Idioplana Woodworth, 1898 | | - | primary taxonomic authority (describer) | |
| Idioplana australiensis Woodworth, 1898 | | - | primary taxonomic authority (describer) | |
| Cotylea Diposthidae Woodworth, 1898 | | - | primary taxonomic authority (describer) | |
| Diposthidae Diposthus Woodworth, 1898 | | - | primary taxonomic authority (describer) | |
| Diposthus corallicola Woodworth, 1898 | | - | primary taxonomic authority (describer) | 64 |
| Pseudoceros devisii Woodworth, 1898 | | - | primary taxonomic authority (describer) | |
| Idioplana australiensis (1) Woodworth, 1898 | [with synonyms] | w | primary taxonomic authority (describer) | |
| Diposthus corallicola Woodworth, 1898 | [with synonyms] | w | primary taxonomic authority (describer) | |
| Pseudoceros devisii Woodworth, 1898 | [with synonyms] | w | primary taxonomic authority (describer) | |
| Cotylea Diposthidae Woodworth, 1898 | [with synonyms] | w | primary taxonomic authority (describer) | |
| Diposthidae Diposthus Woodworth, 1898 | | w | primary taxonomic authority (describer) | |
| Idioplanidae Idioplana Woodworth, 1898 | [with synonyms] | w | primary taxonomic authority (describer) | |
| Pseudocerotoidea Diposthidae Woodworth, 1898 | | w | primary taxonomic authority (describer) | |
| Pseudocerotoidea Diposthidae Woodworth, 1898 | | w | latest taxonomic authority | |
